Home / 1,249,096,309.16-1,723,763,112.90-692,188,658.60

Finding the Fourth Proportional to 1,249,096,309.16, 1,723,763,112.90 and 692,188,658.60

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Solution

The fourth proportional to 1,249,096,309.16, 1,723,763,112.90 and 692,188,658.60 is: 955,226,004.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,096,309.16 : 1,723,763,112.90 = 692,188,658.60 : x
  2. Step 2: Convert to fraction form
    1,249,096,309.16/1,723,763,112.90 = 692,188,658.60/x
  3. Step 3: Cross multiply
    1,249,096,309.16x = 1,723,763,112.90 × 692,188,658.60
  4. Step 4: Simplify right side
    1,249,096,309.16x = 1,193,169,276,862,411,520
  5. Step 5: Solve for x
    x = 1,193,169,276,862,411,520/1,249,096,309.16
  6. Step 6: Final answer
    x = 955,226,004.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.